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A129380 as a simple table

na(n)
11
23
36
412
548
6336
73696
859136
91300992
1037728768
111395964416
1264214363136
133596004335616
14240932290486272
1519033650948415488
161751095887254224896
17185616164048947838976
1822459555849922688516096

[1,3,6,12,48,336,3696,59136,1300992,37728768,
 1395964416,64214363136,3596004335616,
 240932290486272,19033650948415488,
 1751095887254224896,185616164048947838976,
 22459555849922688516096]